Clocks

Description

The EVK1100 provides three clock inputs for AT32UC3A0512

  • Main clock oscillator on OSC0 : XC1 at 12MHz
  • A spare clock oscillator on OSC1 : XC2 at 12 MHz
  • A RTC clock XC5 at 32,768 Khz


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Pinout

The CLOInterface follows the pinout:

CLOCK Interface GPIO Name Alternate function used
XC1 PC2,PC3 Xin0,Xout0
XC2 PC4,PC5 Xin1,Xout1
XC5 PC0,PC1 Xin32,Xout32

see below the hardware schematic :

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